Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1000 CNY

100.0%
Buy Us a Coffee
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2026-25536
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
@modelcontextprotocol/sdk has cross-client data leak via shared server/transport instance reuse
Source: NVD (National Vulnerability Database)
Vulnerability Description
MCP TypeScript SDK is the official TypeScript SDK for Model Context Protocol servers and clients. From version 1.10.0 to 1.25.3, cross-client response data leak when a single McpServer/Server and transport instance is reused across multiple client connections, most commonly in stateless StreamableHTTPServerTransport deployments. This issue has been patched in version 1.26.0.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
使用共享资源的并发执行不恰当同步问题(竞争条件)
Source: NVD (National Vulnerability Database)
Vulnerability Title
MCP TypeScript SDK 竞争条件问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MCP TypeScript SDK是Model Context Protocol开源的一个用于模型上下文协议服务器和客户端的开发者工具包。 MCP TypeScript SDK 1.10.0版本至1.25.3版本存在竞争条件问题漏洞，该漏洞源于跨客户端响应数据泄露。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
modelcontextprotocoltypescript-sdk >= 1.10.0, < 1.26.0 -
II. Public POCs for CVE-2026-25536
#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium
Qwen3.5-35B-A3B-UD-Q4_K_XL.gguf · 9582 chars
Paid plan includes:
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
100+ AI POC generations per month
III. Intelligence Information for CVE-2026-25536
Please Login to view more intelligence information
IV. Related Vulnerabilities
Same product: typescript-sdk
Same vendor: modelcontextprotocol
Same weakness: CWE-362
V. Comments for CVE-2026-25536

No comments yet

Leave a comment